76840984 has 32 divisors (see below), whose sum is σ = 157663440. Its totient is φ = 34819200.

The previous prime is 76840961. The next prime is 76840993. The reversal of 76840984 is 48904867.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31654 + ... + 33994.

Almost surely, 2^76840984 is an apocalyptic number.

It is an amenable number.

76840984 is an abundant number, since it is smaller than the sum of its proper divisors (80822456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76840984 is a wasteful number, since it uses less digits than its factorization.

76840984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2731 (or 2727 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 76840984 is about 8765.8989270924. The cubic root of 76840984 is about 425.1390253362.

The spelling of 76840984 in words is "seventy-six million, eight hundred forty thousand, nine hundred eighty-four".